Title: CA $617 Cheap Flights from Detroit (DTW) to Porto (OPO) - Expedia.ca ![](https://images.trvl-media.com/place/603077/e0c840e3-ebbe-4f35-8964-b2f0ca1c1703.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/603077/e0c840e3-ebbe-4f35-8964-b2f0ca1c1703.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # CA $617 Cheap Flights from Detroit (DTW) to Porto (OPO) [View CA $617 flight on Mon, Feb 16, 2026](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:DTW,to:OPO,departure:16/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:616.68&airProductToken=AQp6CjUIxJgBEgMyMjgY47QBIOIwKImthQMw37CFAzhFQABYAWoJTUFJTkJBU0lDcghVTFg1OU5CTApBCMSYARIEODI1OBjiMCDucyivsYUDMLayhQM4RUABWAFqCU1BSU5CQVNJQ3IIVUxYNTlOQkx6CgjBjAESBDgyNTgSCggBEAEYASoCREwYASIECAEQASgCKAMoBDAB) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Detroit Metropolitan Wayne County Airport (DTW) to Porto Airport (OPO) - ![Lufthansa](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_LH.svg) Lufthansa [](https://www.expedia.ca/Flights-Search?leg1=from:dtw,to:opo,departure:15/11/2025TANYT&leg2=from:opo,to:dtw,departure:22/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"LH"}}]) - ![Turkish Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_TK.svg) Turkish Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:dtw,to:opo,departure:15/11/2025TANYT&leg2=from:opo,to:dtw,departure:22/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"TK"}}]) - ![TAP Portugal](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_TP.svg) TAP Portugal [](https://www.expedia.ca/Flights-Search?leg1=from:dtw,to:opo,departure:15/11/2025TANYT&leg2=from:opo,to:dtw,departure:22/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"TP"}}]) - ![Air Canada](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AC.svg) Air Canada [](https://www.expedia.ca/Flights-Search?leg1=from:dtw,to:opo,departure:15/11/2025TANYT&leg2=from:opo,to:dtw,departure:22/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AC"}}]) - ![British Airways](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_BA.svg) British Airways [](https://www.expedia.ca/Flights-Search?leg1=from:dtw,to:opo,departure:15/11/2025TANYT&leg2=from:opo,to:dtw,departure:22/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"BA"}}]) - ![Iberia](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_IB.svg) Iberia [](https://www.expedia.ca/Flights-Search?leg1=from:dtw,to:opo,departure:15/11/2025TANYT&leg2=from:opo,to:dtw,departure:22/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"IB"}}]) - ![Brussels Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_SN.svg) Brussels Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:dtw,to:opo,departure:15/11/2025TANYT&leg2=from:opo,to:dtw,departure:22/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"SN"}}]) - ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* - ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* - ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) ## Cheap flights from Detroit (DTW) to Porto (OPO) Prices were available within the past 7 days and start at CA $617 for one-way flights and CA $725 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Mon, Nov 24 - Thu, Dec 11 DTW Detroit OPO Porto CA $725 Roundtrip found 5 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:DTW,to:OPO,departure:24/11/2025TANYT&leg2=from:OPO,to:DTW,departure:11/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:724.20&airProductToken=AQpGCiII1YIBEgQzNDIwGOO0ASDEjQEotPz9AjCm_f0COExAAFgBCiAI1YIBEgMxNDQYxI0BIO5zKOX9_QIw-oD-AjhMQAFYAQpECiAIzJABEgQxMTgxGO5zIKUEKKiz_wIwzbT_AjhMQABYAQogCMyQARIDNDQyGKUEIOO0ASiTtf8CMK-5_wI4TEABWAESCggBEAEYASoCVUEYASIECAEQASgEMAE) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Thu, Feb 5 - Thu, Feb 19 DTW Detroit OPO Porto CA $735 Roundtrip found 5 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:DTW,to:OPO,departure:05/02/2026TANYT&leg2=from:OPO,to:DTW,departure:19/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:734.90&airProductToken=AQpnCiEIxJgBEgQ1MjE2GOO0ASCpUSiQrIQDMJGthAM4RUAAWAEKIAjEmAESBDg3NDAYqVEg4jAoyrCEAzD9s4QDOEVAAVgBCiAIxJgBEgQ4MjU4GOIwIO5zKMq1hAMw0baEAzhFQAFYAQpGCiEIxJgBEgQ5MzkzGO5zIICTASiLx4UDMKvIhQM4RUAAWAEKIQjEmAESAzEzNRiAkwEg47QBKNDJhQMw582FAzhFQAFYARIKCAEQARgBKgJETBgBIgQIARABKAQwAQ) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Mon, Feb 9 - Mon, Feb 16 DTW Detroit OPO Porto CA $744 Roundtrip found 2 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:DTW,to:OPO,departure:09/02/2026TANYT&leg2=from:OPO,to:DTW,departure:16/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:743.29&airProductToken=AQp8CjYIxJgBEgMxMzIY47QBIICTASi73YQDMIzhhAM4RUAAWAFqCU1BSU5CQVNJQ3IIVkxOODZTQkQKQgjEmAESBDkzOTgYgJMBIO5zKLbihAMw1uOEAzhFQAFYAWoJTUFJTkJBU0lDcghWTE44NlNCRHoKCMuYARIEOTM5OAp8CkIIxJgBEgQ5MzkzGO5zIICTASimpYUDMMamhQM4RUAAWAFqCU1BSU5CQVNJQ3IIVkxOODZTQkR6CgjLmAESBDkzOTMKNgjEmAESAzEzNxiAkwEg47QBKOOohQMw_6yFAzhFQAFYAWoJTUFJTkJBU0lDcghWTE44NlNCRBIKCAEQARgBKgJETBgBIgQIARABKAIoAygEMAE) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Wed, Jan 21 - Wed, Feb 25 DTW Detroit OPO Porto CA $744 Roundtrip found 4 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:DTW,to:OPO,departure:21/01/2026TANYT&leg2=from:OPO,to:DTW,departure:25/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:743.90&airProductToken=AQqoAQo3CMSYARIEMTE3MRjjtAEgwZMBKNSGgwMwxYeDAzhFQABYAWoJTUFJTkJBU0lDcghWTE44NlNCRAo2CMSYARIEODc2NRjBkwEg4jAo4oiDAzD8i4MDOEVAAVgBaglNQUlOQkFTSUNyCFZMTjg2U0JECjUIxJgBEgQ4MjU4GOIwIO5zKO-MgwMw9o2DAzhFQAFYAWoJTUFJTkJBU0lDcghWTE44NlNCRApvCjUIxJgBEgQ4MjU5GO5zIOIwKO2MhgMw-Y2GAzhFQABYAWoJTUFJTkJBU0lDcghWTE44NlNCRAo2CMSYARIEODcxORjiMCDjtAEoyY6GAzDbkoYDOEVAAVgBaglNQUlOQkFTSUNyCFZMTjg2U0JEEgoIARABGAEqAkRMGAEiBAgBEAEoAigDKAQwAQ) ![Swiss International Air Lines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/LX.gif) Mon, Feb 9 - Mon, Feb 16 DTW Detroit OPO Porto CA $750 Roundtrip found 2 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:DTW,to:OPO,departure:09/02/2026TANYT&leg2=from:OPO,to:DTW,departure:16/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:749.49&airProductToken=AQq4AQpBCMywARIEMzI0NRjjtAEgrhwox9yEAzCi3YQDOExAAFgBaghFQ09MSUdIVHIITExBODZMR1R6CgjVggESBDMyNDUKMQjMsAESATkYrhwguTwokt-EAzCk44QDOExAAVgBaghFQ09MSUdIVHIITExBODZMR1QKQAjMsAESBDIwNjQYuTwg7nMooOaEAzC754QDOExAAVgBaghFQ09MSUdIVHIITExBODZMR1R6CgiymAESBDIwNjQKrAEKNAjMsAESBDIwNjcY7nMguTwo9aeFAzCGqYUDOExAAFgBaghFQ09MSUdIVHIITExBODZMR1QKMQjMsAESATgYuTwgrhwomrOFAzD8t4UDOExAAVgBaghFQ09MSUdIVHIITExBODZMR1QKQQjMsAESBDMyNDQYrhwg47QBKN-4hQMwrbmFAzhMQAFYAWoIRUNPTElHSFRyCExMQTg2TEdUegoI1YIBEgQzMjQ0EgoIARABGAEqAkxYGAEiBAgBEAEoAigDKAQwCw) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Mon, Dec 1 - Wed, Dec 17 DTW Detroit OPO Porto CA $752 Roundtrip found 5 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:DTW,to:OPO,departure:01/12/2025TANYT&leg2=from:OPO,to:DTW,departure:17/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:751.10&airProductToken=AQpFCiEI1YIBEgQ5MTk3GOO0ASClBCjxyf4CMNbN_gI4TEAAWAEKIAjVggESBDg4NzIYpQQg7nMot8_-AjDc0P4COExAAVgBCkQKIAjMkAESBDExODEY7nMgpQQo6Pb_AjCN-P8COExAAFgBCiAIzJABEgM0NDIYpQQg47QBKNP4_wIw7_z_AjhMQAFYARIKCAEQARgBKgJVQRgBIgQIARABKAQwAQ) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Mon, Nov 24 - Mon, Dec 1 DTW Detroit OPO Porto CA $752 Roundtrip found 6 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:DTW,to:OPO,departure:24/11/2025TANYT&leg2=from:OPO,to:DTW,departure:01/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:751.20&airProductToken=AQpGCiII1YIBEgQzNDIwGOO0ASDEjQEotPz9AjCm_f0COExAAFgBCiAI1YIBEgMxNDQYxI0BIO5zKOX9_QIw-oD-AjhMQAFYAQpFCiAI1YIBEgQ5MDE0GO5zIKUEKO7F_gIwk8f-AjhMQABYAQohCNWCARIEOTE5NhilBCDjtAEo88_-AjCj1P4COExAAVgBEgoIARABGAEqAlVBGAEiBAgBEAEoBDAB) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Wed, Jan 21 - Wed, Feb 25 DTW Detroit OPO Porto CA $752 Roundtrip found 4 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:DTW,to:OPO,departure:21/01/2026TANYT&leg2=from:OPO,to:DTW,departure:25/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:751.90&airProductToken=AQqnAQo2CMSYARIEMjY5NxjjtAEgzHwoiYaDAzCCh4MDOEVAAFgBaglNQUlOQkFTSUNyCFZMTjg2U0JECjUIxJgBEgMxNjAYzHwggJMBKOqHgwMw3ouDAzhFQAFYAWoJTUFJTkJBU0lDcghWTE44NlNCRAo2CMSYARIEOTM5OBiAkwEg7nMo1oyDAzD2jYMDOEVAAVgBaglNQUlOQkFTSUNyCFZMTjg2U0JECm8KNQjEmAESBDgyNTkY7nMg4jAo7YyGAzD5jYYDOEVAAFgBaglNQUlOQkFTSUNyCFZMTjg2U0JECjYIxJgBEgQ4NzE5GOIwIOO0ASjJjoYDMNuShgM4RUABWAFqCU1BSU5CQVNJQ3IIVkxOODZTQkQSCggBEAEYASoCREwYASIECAEQASgCKAMoBDAB) ![Lufthansa](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/LH.gif) Wed, Jan 21 - Wed, Feb 25 DTW Detroit OPO Porto CA $754 Roundtrip found 4 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:DTW,to:OPO,departure:21/01/2026TANYT&leg2=from:OPO,to:DTW,departure:25/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:753.30&airProductToken=AQpsCjQIzJABEgM0NDMY47QBIKUEKNuHgwMwrIuDAzhMQABYAWoIRUNPTElHSFRyCExMQTg2TEdUCjQIzJABEgQxMTc2GKUEIO5zKJeNgwMwvI6DAzhMQAFYAWoIRUNPTElHSFRyCExMQTg2TEdUCmwKNAjMkAESBDExODEY7nMgpQQoqIqGAzDNi4YDOExAAFgBaghFQ09MSUdIVHIITExBODZMR1QKNAjMkAESAzQ0MhilBCDjtAEok4yGAzDDkIYDOExAAVgBaghFQ09MSUdIVHIITExBODZMR1QSCggBEAEYASoCTEgYASIECAEQASgCKAMoBDAL) ![British Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/BA.gif) Mon, Feb 9 - Mon, Feb 16 DTW Detroit OPO Porto CA $771 Roundtrip found 2 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:DTW,to:OPO,departure:09/02/2026TANYT&leg2=from:OPO,to:DTW,departure:16/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:770.20&airProductToken=AQq_AQo-CMKCARIENjg3ORjjtAEg71kord2EAzCf3oQDOE9AAFgBagVOT0JBR3IIT0xOOFQxQlZ6CgjPkAESBDY4NzkKPgjCggESBDE1ODcY71kg64kBKJLfhAMwtuKEAzhPQAFYAWoFTk9CQUdyCE9MTjhUMUJWegoIwYIBEgQxNTg3Cj0IwoIBEgQyNjY2GMuxASDucyi35YQDMMjmhAM4T0ABWAFqBU5PQkFHcghPTE44VDFCVnoJCMFgEgQyNjY2Cr4BCj0IwoIBEgQ3MTI0GO5zIIwYKPirhQMwyKyFAzhPQABYAWoFTk9CQUdyCE9MTjhUMUJWegoIyYQBEgQ3MTI0Cj0IwoIBEgQ0MjcxGIwYIK4cKLuyhQMwjreFAzhPQAFYAWoFTk9CQUdyCE9MTjhUMUJWegoIyYQBEgQ0MjcxCj4IwoIBEgQ0NDMyGK4cIOO0ASiIuYUDMOC5hQM4T0ABWAFqBU5PQkFHcghPTE44VDFCVnoKCM-eARIENDQzMhIKCAEQARgBKgJCQRgBIgQIARABKAIoAzAN) ## Find the cheapest month to fly from Detroit (DTW) to Porto (OPO) ### November is typically the cheapest month to fly From CA $751 - CA $1,680 per traveller. ## Alternative airports near Porto Prices were available within the past 7 days. Prices and availability are subject to change. [](https://www.expedia.ca/Flights-Search?leg1=from:DTW,to:OPO,departure:15/11/2025TANYT&leg2=from:OPO,to:DTW,departure:19/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) OPO Dr. Francisco de Sa Carneiro CheapestClosest 14 min [Flights from CA $935](https://www.expedia.ca/Flights-Search?leg1=from:DTW,to:OPO,departure:15/11/2025TANYT&leg2=from:OPO,to:DTW,departure:19/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) ## Frequently asked questions ### How much is a flight from DTW to Porto Airport? > Within the past 7 days on Expedia, for flights departing within the next year, the lowest price listed for a round-trip journey from Metro Airport to OPO was CA $725. Great fares don't hang around, so book yours today. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from Metro Airport to OPO? > Most flights can be cancelled online, but whether or not you are charged a fee all comes down to your airline. If you do have to cancel your escape, follow the instructions in the [Customer Service Portal](https://www.expedia.ca/helpcenter). ### How do I find cheap flights from Detroit Metropolitan Wayne County Airport (DTW) to Porto Airport that have flexible change policies? > Many airlines offer the option to move your flight at no extra charge. All you pay is the difference in the ticket price. When looking for Detroit Metro Airport to Porto Airport flights, you'll see a "No change fees" box for you to select. ### How many hours is the flight from DTW to OPO? > Averaging 11 hours and 20 minutes, the journey from DTW to Dr. Francisco de Sa Carneiro Airport (OPO) is a long one. To make your in-flight experience more pleasant, bring a good neck pillow and a pair of noise-cancelling headphones. ### How far is the flight from Detroit Metro Airport to Porto Airport? > With a flight distance of 6,000 kilometres between Detroit Metropolitan Wayne County Airport (DTW) and Porto Airport, this is a long journey. Ensure that you drink plenty of water and move your legs from time to time. ### Which airlines fly direct from Metro Airport to OPO? > There are no direct flights, so you'll have to make at least one stop between Metro Airport and Porto Airport. Take advantage of the layover time to stretch your legs and take a break. ### Are Detroit Metro Airport to Porto Airport flight tickets cheaper when they're purchased at the last minute? > Booking your trip from Metro Airport to Porto Airport at the last minute could save you some cash. However, it could end up costing a good deal more! If you'd prefer not to take any chances, book well ahead of your departure date. In fact, Expedia has some of the best bargains up to a year in advance. If your preferred air carrier hasn't released tickets yet, check back regularly as deals are updated all the time on Expedia. ## Travel information | Origin airport | Detroit Metropolitan Wayne County | | --- | --- | | Destination airport | Dr. Francisco de Sa Carneiro | | Airlines serving | Air Canada, Air Europa, American Airlines, British Airways, Brussels Airlines, Delta, Iberia, Lufthansa, Swiss International Air Lines, TAP Portugal, Turkish Airlines | | Roundtrip price | CA $724 | | Distance | 5951 km | ## Book with confidence ### Detroit to Porto Flights **The easy way to book your flights from Detroit to Porto**  With Expedia, it’s simple to find and book flights to Porto from Detroit whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Dr. Francisco de Sa Carneiro, too.   Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Detroit to Porto today, tomorrow, or this week.   **Save dollars with cheap flights from Detroit Metropolitan Wayne County, DTW to Dr. Francisco de Sa Carneiro, OPO**  Sort your search results by price to find great deals on your flight from Detroit to Porto—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Porto from Detroit currently is just CA $725 rising to CA $771.   Here are more money-saving tips:  - Fly in November when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to Porto   - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times  - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!  **Reasons to choose Expedia for your flight to Porto from Detroit**  Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. 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